If the average number of customers in a queue is 9.6, the number ...

[geodog55]

If the average number of customers in a queue is 9.6, the number of customers in the system is 10, and the arrival rate is 2 customers per minute, what is the probability that at least one customer is in the system?
 
  A) 0.8
  B) 0.2
  C) 0.6
  D) 0.4

Question 2

If there is a positive correlation between the error terms from adjacent time-series observations, the computed Student's t statistic for the coefficient will be large.
 
  Indicate whether the statement is true or false

[robbielu01]

Answer to Question 1

D

Answer to Question 2

TRUE